# Nsalvacao CLI Plugins CLI Grep > grep CLI Reference - Skill: `tomevault-io/nsalvacao-cli-plugins-cli-grep` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/nsalvacao-cli-plugins-cli-grep` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/nsalvacao-cli-plugins-cli-grep/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/nsalvacao-cli-plugins-cli-grep --- # grep CLI Reference Compact command reference for **grep** v. - **0** total commands - **0** command flags + **49** global flags - **0** extracted usage examples - Max nesting depth: 0 ## When to Use - Constructing or validating `grep` commands - Looking up flags/options fast - Troubleshooting failed invocations ## Top-Level Commands Command format examples: ### Global Flags | Flag | Short | Type | Description | | --- | --- | --- | --- | | `--after-context` | `-A` | string | print NUM lines of trailing context | | `--basic-regexp` | `-G` | bool | PATTERNS are basic regular expressions | | `--before-context` | `-B` | string | print NUM lines of leading context | | `--binary` | `-U` | bool | do not strip CR characters at EOL (MSDOS/Windows) | | `--binary-files` | `` | string | assume that binary files are TYPE; | | `--byte-offset` | `-b` | bool | print the byte offset with output lines | | `--color` | `` | string | | | `--colour` | `` | string | use markers to highlight the matching strings; | | `--context` | `-C` | string | print NUM lines of output context | | `--count` | `-c` | bool | print only a count of selected lines per FILE | | `--dereference-recursive` | `-R` | bool | likewise, but follow all symlinks | | `--devices` | `-D` | string | how to handle devices, FIFOs and sockets; | | `--directories` | `-d` | string | how to handle directories; | | `--exclude` | `` | string | skip files that match GLOB | | `--exclude-dir` | `` | string | skip directories that match GLOB | | `--exclude-from` | `` | string | skip files that match any file pattern from FILE | | `--extended-regexp` | `-E` | bool | PATTERNS are extended regular expressions | | `--file` | `-f` | string | take PATTERNS from FILE | | `--files-with-matches` | `-l` | bool | print only names of FILEs with selected lines | | `--files-without-match` | `-L` | bool | print only names of FILEs with no selected lines | | `--fixed-strings` | `-F` | bool | PATTERNS are strings | | `--group-separator` | `` | string | print SEP on line between matches with context | | `--help` | `` | bool | display this help text and exit | | `--ignore-case` | `-i` | bool | ignore case distinctions in patterns and data | | `--include` | `` | string | search only files that match GLOB (a file pattern) | | `--initial-tab` | `-T` | bool | make tabs line up (if needed) | | `--invert-match` | `-v` | bool | select non-matching lines | | `--label` | `` | string | use LABEL as the standard input file name prefix | | `--line-buffered` | `` | bool | flush output on every line | | `--line-number` | `-n` | bool | print line number with output lines | | `--line-regexp` | `-x` | bool | match only whole lines | | `--max-count` | `-m` | string | stop after NUM selected lines | | `--no-filename` | `-h` | bool | suppress the file name prefix on output | | `--no-group-separator` | `` | bool | do not print separator for matches with context | | `--no-ignore-case` | `` | bool | do not ignore case distinctions (default) | | `--no-messages` | `-s` | bool | suppress error messages | | `--null` | `-Z` | bool | print 0 byte after FILE name | | `--null-data` | `-z` | bool | a data line ends in 0 byte, not newline | | `--only-matching` | `-o` | bool | show only nonempty parts of lines that match | | `--perl-regexp` | `-P` | bool | PATTERNS are Perl regular expressions | | `--quiet` | `-q` | bool | suppress all normal output | | `--recursive` | `-r` | bool | like --directories=recurse | | `--regexp` | `-e` | string | use PATTERNS for matching | | `--text` | `-a` | bool | equivalent to --binary-files=text | | `--version` | `-V` | bool | display version information and exit | | `--with-filename` | `-H` | bool | print file name with output lines | | `--word-regexp` | `-w` | bool | match only whole words | | `-I` | `-I` | bool | equivalent to --binary-files=without-match | | `-NUM` | `-NUM` | bool | same as --context=NUM | ## Common Usage Patterns (Compact) _No examples extracted._ ## Detailed References - Full command tree: `references/commands.md` - Full examples catalog: `references/examples.md` ## Re-Scanning After a CLI update, run `/scan-cli` or execute crawler + generator again. --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/nsalvacao) — claim your Tome and manage your conversions.